<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>049-元素的内容水平居中.html</title>
	<style>
		*{
			margin: 0;
			padding: 0;
		}
		.box{
			text-align: center;
		}
		.box1{
			border: 1px solid #000;
			text-align: center;
		}
	</style>
</head>
<body>
	<div class="box">
		🚴‍♀️🚴🛵🚗
	</div>
	<div class="box1"></div>
</body>
</html>